Europa / jʊˈroʊpə / ⓘ, or Jupiter II, is the smallest of the four Galilean moons orbiting Jupiter, and the sixth-closest to the planet of all the 95 known moons of Jupiter. It is also the sixth-largest …

Feb 27, 2025 · Europa Clipper is a robotic solar-powered spacecraft built to conduct the first detailed investigations of Jupiter's icy moon Europa. With its solar arrays deployed, Europa …

Mar 12, 2025 · Europa is the fourth largest of Jupiter’s 95 moons. It's the sixth-closest moon to the planet. Europa may be one of the most promising places in our solar system to find present …

Jun 8, 2021 · A new NASA study modeling conditions in the ocean of Jupiter's moon Europa suggests that the necessary balance of chemical energy for life could exist there, even if the …

May 3, 2023 · Europa is an icy moon of Jupiter and one of the four so-called Galilean moons of Jupiter. See more facts about Europa and its history here.

Europa orbits Jupiter every 3.5 days and is locked by gravity to Jupiter, so the same hemisphere of the moon always faces the planet. Jupiter takes about 4,333 Earth days (or about 12 Earth …

Europa is the sixth-largest moon in the Solar System and Jupiter’s fourth-largest satellite. Despite its cracked and discolored appearance, it is the smoothest solid object in the Solar System; its …

Mar 9, 2025 · Europa, the smallest and second nearest of the four large moons (Galilean satellites) discovered around Jupiter by the Italian astronomer Galileo in 1610. It was probably …

Feb 6, 2024 · Deep beneath the crust of Jupiter’s frozen moon Europa lies a massive liquid water ocean. Exploring this ocean world with our Europa Clipper spacecraft could provide new clues …

Feb 25, 2025 · Europa is a moon of Jupiter. It’s about the same size as Earth’s Moon, but its surface looks very different. The surface of Europa is covered with a layer of ice, and below …